US2941547A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve assembly having infinitely variable load compensating flow control valve
Assignee: Motors Liquidation Co
•
Filing: 1957-12-23
•
Granted: 1960-06-21
•
Expires: 1977-12-23
Abstract
No abstract record available.
Inventors
- 👤 Alvin A Rood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:21
CPC Classifications
B; B62; B62D; B62D53/00; B62D53/02; B62D5/00; B62D5/06; B62D5/08; E; E02; E02F; E02F9/00; E02F9/20; E02F9/22; E02F9/225; F; F15; F15B; F15B13/00; F15B13/02; F15B13/04; F15B13/0416; F15B13/0417; F15B13/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87177; Y10T137/87185
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1775856A
Cited
US2057087A
Cited
US2319551A
Cited
US2614644A
Cited
US2624533A
Cited
US2751932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |